src/main/java/de/todesbaum/jsite/main/CLI.java

   1 /*
   2  * jSite - CLI.java - Copyright © 2006–2012 David Roden
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18
  19 package de.todesbaum.jsite.main;
  20
  21 import java.io.PrintWriter;
  22 import java.util.List;
  23
  24 import net.pterodactylus.util.io.StreamCopier.ProgressListener;
  25 import de.todesbaum.jsite.application.Freenet7Interface;
  26 import de.todesbaum.jsite.application.InsertListener;
  27 import de.todesbaum.jsite.application.Node;
  28 import de.todesbaum.jsite.application.Project;
  29 import de.todesbaum.jsite.application.ProjectInserter;
  30
  31 /**
  32  * Command-line interface for jSite.
  33  *
  34  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  35  */
  36 public class CLI implements InsertListener {
  37
  38         /** Object used for synchronization. */
  39         private Object lockObject = new Object();
  40
  41         /** Writer for the console. */
  42         private PrintWriter outputWriter = new PrintWriter(System.out, true);
  43
  44         /** The freenet interface. */
  45         private Freenet7Interface freenetInterface;
  46
  47         /** The project inserter. */
  48         private ProjectInserter projectInserter = new ProjectInserter();
  49
  50         /** The list of nodes. */
  51         private Node[] nodes;
  52
  53         /** The projects. */
  54         private List<Project> projects;
  55
  56         /** Whether the insert has finished. */
  57         private boolean finished = false;
  58
  59         /** Whether the insert finished successfully. */
  60         private boolean success;
  61
  62         /**
  63          * Creates a new command-line interface.
  64          *
  65          * @param args
  66          *            The command-line arguments
  67          */
  68         private CLI(String[] args) {
  69
  70                 if ((args.length == 0) || args[0].equals("-h") || args[0].equals("--help")) {
  71                         outputWriter.println("\nParameters:\n");
  72                         outputWriter.println("  --config-file=<configuration file>");
  73                         outputWriter.println("  --node=<node name>");
  74                         outputWriter.println("  --project=<project name>");
  75                         outputWriter.println("  --local-directory=<local directory>");
  76                         outputWriter.println("  --path=<path>");
  77                         outputWriter.println("  --edition=<edition>");
  78                         outputWriter.println("\nA project gets inserted when a new project is loaded on the command line,");
  79                         outputWriter.println("or when the command line is finished. --local-directory, --path, and --edition");
  80                         outputWriter.println("override the parameters in the project.");
  81                         return;
  82                 }
  83
  84                 String configFile = System.getProperty("user.home") + "/.jSite/config7";
  85                 for (String argument : args) {
  86                         String value = argument.substring(argument.indexOf('=') + 1).trim();
  87                         if (argument.startsWith("--config-file=")) {
  88                                 configFile = value;
  89                         }
  90                 }
  91
  92                 ConfigurationLocator configurationLocator = new ConfigurationLocator();
  93                 if (configFile != null) {
  94                         configurationLocator.setCustomLocation(configFile);
  95                 }
  96                 Configuration configuration = new Configuration(configurationLocator, configurationLocator.findPreferredLocation());
  97
  98                 projectInserter.addInsertListener(this);
  99                 projects = configuration.getProjects();
 100                 Node node = configuration.getSelectedNode();
 101                 nodes = configuration.getNodes();
 102
 103                 freenetInterface = new Freenet7Interface();
 104                 freenetInterface.setNode(node);
 105
 106                 projectInserter.setFreenetInterface(freenetInterface);
 107
 108                 Project currentProject = null;
 109                 for (String argument : args) {
 110                         if (argument.startsWith("--config-file=")) {
 111                                 /* we already parsed this one. */
 112                                 continue;
 113                         }
 114                         String value = argument.substring(argument.indexOf('=') + 1).trim();
 115                         if (argument.startsWith("--node=")) {
 116                                 Node newNode = getNode(value);
 117                                 if (newNode == null) {
 118                                         outputWriter.println("Node \"" + value + "\" not found.");
 119                                         return;
 120                                 }
 121                                 node = newNode;
 122                                 freenetInterface.setNode(node);
 123                         } else if (argument.startsWith("--project=")) {
 124                                 if (currentProject != null) {
 125                                         if (insertProject(currentProject)) {
 126                                                 outputWriter.println("Project \"" + currentProject.getName() + "\" successfully inserted.");
 127                                         } else {
 128                                                 outputWriter.println("Project \"" + currentProject.getName() + "\" was not successfully inserted.");
 129                                         }
 130                                         currentProject = null;
 131                                 }
 132                                 currentProject = getProject(value);
 133                                 if (currentProject == null) {
 134                                         outputWriter.println("Project \"" + value + "\" not found.");
 135                                 }
 136                         } else if (argument.startsWith("--local-directory")) {
 137                                 if (currentProject == null) {
 138                                         outputWriter.println("You can't specifiy --local-directory before --project.");
 139                                         return;
 140                                 }
 141                                 currentProject.setLocalPath(value);
 142                         } else if (argument.startsWith("--path=")) {
 143                                 if (currentProject == null) {
 144                                         outputWriter.println("You can't specify --path before --project.");
 145                                         return;
 146                                 }
 147                                 currentProject.setPath(value);
 148                         } else if (argument.startsWith("--edition=")) {
 149                                 if (currentProject == null) {
 150                                         outputWriter.println("You can't specify --edition before --project.");
 151                                         return;
 152                                 }
 153                                 currentProject.setEdition(Integer.parseInt(value));
 154                         } else {
 155                                 outputWriter.println("Unknown parameter: " + argument);
 156                                 return;
 157                         }
 158                 }
 159
 160                 int errorCode = 1;
 161                 if (currentProject != null) {
 162                         if (insertProject(currentProject)) {
 163                                 outputWriter.println("Project \"" + currentProject.getName() + "\" successfully inserted.");
 164                                 errorCode = 0;
 165                         } else {
 166                                 outputWriter.println("Project \"" + currentProject.getName() + "\" was not successfully inserted.");
 167                         }
 168                 }
 169
 170                 configuration.setProjects(projects);
 171                 configuration.save();
 172
 173                 System.exit(errorCode);
 174         }
 175
 176         /**
 177          * Returns the project with the given name.
 178          *
 179          * @param name
 180          *            The name of the project
 181          * @return The project, or <code>null</code> if no project could be found
 182          */
 183         private Project getProject(String name) {
 184                 for (Project project : projects) {
 185                         if (project.getName().equals(name)) {
 186                                 return project;
 187                         }
 188                 }
 189                 return null;
 190         }
 191
 192         /**
 193          * Returns the node with the given name.
 194          *
 195          * @param name
 196          *            The name of the node
 197          * @return The node, or <code>null</code> if no node could be found
 198          */
 199         private Node getNode(String name) {
 200                 for (Node node : nodes) {
 201                         if (node.getName().equals(name)) {
 202                                 return node;
 203                         }
 204                 }
 205                 return null;
 206         }
 207
 208         /**
 209          * Inserts the given project.
 210          *
 211          * @param currentProject
 212          *            The project to insert
 213          * @return <code>true</code> if the insert finished successfully,
 214          *         <code>false</code> otherwise
 215          */
 216         private boolean insertProject(Project currentProject) {
 217                 if (!freenetInterface.hasNode()) {
 218                         outputWriter.println("Node is not running!");
 219                         return false;
 220                 }
 221                 projectInserter.setProject(currentProject);
 222                 projectInserter.start(new ProgressListener() {
 223
 224                         @Override
 225                         public void onProgress(long copied, long length) {
 226                                 System.out.print("Uploaded: " + copied + " / " + length + " bytes...\r");
 227                         }
 228                 });
 229                 synchronized (lockObject) {
 230                         while (!finished) {
 231                                 try {
 232                                         lockObject.wait();
 233                                 } catch (InterruptedException e) {
 234                                         /* ignore, we're in a loop. */
 235                                 }
 236                         }
 237                 }
 238                 return success;
 239         }
 240
 241         //
 242         // INTERFACE InsertListener
 243         //
 244
 245         /**
 246          * {@inheritDoc}
 247          */
 248         @Override
 249         public void projectInsertStarted(Project project) {
 250                 outputWriter.println("Starting Insert of project \"" + project.getName() + "\".");
 251         }
 252
 253         /**
 254          * {@inheritDoc}
 255          */
 256         @Override
 257         public void projectUploadFinished(Project project) {
 258                 outputWriter.println("Project \"" + project.getName() + "\" has been uploaded, starting insert...");
 259         }
 260
 261         /**
 262          * {@inheritDoc}
 263          */
 264         @Override
 265         public void projectURIGenerated(Project project, String uri) {
 266                 outputWriter.println("URI: " + uri);
 267         }
 268
 269         /**
 270          * {@inheritDoc}
 271          */
 272         @Override
 273         public void projectInsertProgress(Project project, int succeeded, int failed, int fatal, int total, boolean finalized) {
 274                 outputWriter.println("Progress: " + succeeded + " done, " + failed + " failed, " + fatal + " fatal, " + total + " total" + (finalized ? " (finalized)" : "") + ", " + ((succeeded + failed + fatal) * 100 / total) + "%");
 275         }
 276
 277         /**
 278          * {@inheritDoc}
 279          */
 280         @Override
 281         public void projectInsertFinished(Project project, boolean success, Throwable cause) {
 282                 outputWriter.println("Request URI: " + project.getFinalRequestURI(0));
 283                 finished = true;
 284                 this.success = success;
 285                 synchronized (lockObject) {
 286                         lockObject.notify();
 287                 }
 288         }
 289
 290         //
 291         // MAIN
 292         //
 293
 294         /**
 295          * Creates a new command-line interface with the given arguments.
 296          *
 297          * @param args
 298          *            The command-line arguments
 299          */
 300         public static void main(String[] args) {
 301                 new CLI(args);
 302         }
 303
 304 }